SB20251216154 - Improper error handling in Linux kernel soc ti driver
Published: December 16, 2025
Security Bulletin ID
SB20251216154
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper error handling (CVE-ID: CVE-2025-68220)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the of_channel_match_helper() and knav_dma_open_channel() functions in drivers/soc/ti/knav_dma.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/2572c358ee434ce4b994472cceeb4043cbff5bc5
- https://git.kernel.org/stable/c/3afeb909c3e2e0eb19b1e20506196e5f2d9c2259
- https://git.kernel.org/stable/c/8427218ecbd7f8559c37972e66cb0fa06e82353b
- https://git.kernel.org/stable/c/90a88306eb874fe4bbdd860e6c9787f5bbc588b5
- https://git.kernel.org/stable/c/952637c5b9be64539cd0e13ef88db71a1df46373
- https://git.kernel.org/stable/c/af6b10a13fc0aee37df4a8292414cc055c263fa3
- https://git.kernel.org/stable/c/f9608637ecc165d7d6341df105aee44691461fb9
- https://git.kernel.org/stable/c/fbb53727ca789a8d27052aab4b77ca9e2a0fae2b